The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 12, 2022
Filed:
May. 21, 2018
Applicant:
Rolls-royce Plc, London, GB;
Inventors:
Ahmed My Razak, Bristol, GB;
Ellis F H Chong, Derby, GB;
Assignee:
ROLLS-ROYCE PLC, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 5/124 (2006.01); H02K 5/12 (2006.01); B64D 13/02 (2006.01); B64D 27/10 (2006.01); B64D 27/24 (2006.01); B64D 27/02 (2006.01); F01D 15/08 (2006.01); B64D 13/06 (2006.01); F02C 3/04 (2006.01);
U.S. Cl.
CPC ...
H02K 5/124 (2013.01); B64D 13/02 (2013.01); B64D 27/10 (2013.01); B64D 27/24 (2013.01); F02C 3/04 (2013.01); H02K 5/12 (2013.01); B64D 13/06 (2013.01); B64D 2027/026 (2013.01); F01D 15/08 (2013.01); H02K 2205/09 (2013.01);
Abstract
An electric machine () for use in an aircraft is shown. The electric machine comprises a casing () containing electromechanical components, a shaft () which extends outside of the casing, a seal () to seal the casing around the shaft, and a pressurisation system () configured to pressurise the casing above an external pressure to prevent electrical breakdown within gas in the casing.
Razak, Ahmed. (2022). Preventing electrical breakdown (U.S. Patent No. 11303181). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11303181
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile